Perfect for many kind sports such as bicycle,Roller-Skating,scooter,Ties and adjusts easily

The bike helmet design industry focus on at the cutting edge of science, seeking new and effective ways to build kids bike helmets. Bike helmets are essential in reducing the risk of head injury by absorbing the impact of blows. This might mean the difference between a concussion and a headache Specifications: 100% Brand New, CE certificate,QC pass Material: PC/EPS Netweight: about 250g,lightweight and durable Head size: 48~52cm,Head Width: 16.5cm,built-in regulator, dependin